/* eslint-disable no-mixed-spaces-and-tabs */
<template>
  <div class="department-container">
    <div class="app-container">
      <el-card>
        <!-- 用一个行列布局 -->
        <el-row type="flex" justify="space-between" align="middle" style="height: 40px">
          <el-col :span="20">
            <svg-icon icon-class="home" /><span>江苏传智播客教育科技股份有限公司</span>
          </el-col>
          <el-col :span="4">
            <el-row type="flex" justify="end">
              <!-- 两个内容 -->
              <el-col>负责人</el-col>
              <!-- 下拉菜单 element -->
              <el-col>
                <el-dropdown>
                  <span>
                    操作<i class="el-icon-arrow-down" />
                  </span>
                  <el-dropdown-menu slot="dropdown">
                    <el-dropdown-item>添加子部门</el-dropdown-item>
                  </el-dropdown-menu>
                </el-dropdown>
              </el-col>
            </el-row>
          </el-col>

        </el-row>
        <!-- 凡是需要配置需要适配具体数据类型的属性必须加上冒号-->
        <el-tree
          :data="list"
          :default-expand-all="true"
        >
          <!-- 作用域插槽 data拿到的是每一个子节点的对象 -->
          <!--
      什么时候用到作用域插槽？父组件中如果想使用子组件中的数据进行自定义内容的渲染 (类似于table 单元格数据渲染)
    -->
          <template slot-scope="{ data }">
            <el-row
              type="flex"
              justify="space-between"
              align="middle"
              style="height: 40px; width: 100%;"
            >
              <el-col :span="20">
                <span>{{ data.name }}</span>
              </el-col>
              <el-col :span="4">
                <el-row type="flex" justify="end">
                  <!-- 两个内容 -->
                  <el-col>{{ data.manager }}</el-col>
                  <el-col>
                    <!-- 下拉菜单 element -->
                    <el-dropdown>
                      <span> 操作<i class="el-icon-arrow-down" /> </span>
                      <!-- 下拉菜单 -->
                      <el-dropdown-menu slot="dropdown">
                        <el-dropdown-item @click.native="hAdd(data.id)">添加子部门</el-dropdown-item>
                        <el-dropdown-item @click.native="hEdit(data.id)"> 编辑部门</el-dropdown-item>
                        <el-dropdown-item v-if="data.children.length === 0" @click.native="hDel(data.id)">删除部门</el-dropdown-item>
                      </el-dropdown-menu>
                    </el-dropdown>
                  </el-col>
                </el-row>
              </el-col>
            </el-row>
          </template>
        </el-tree>
      </el-card>
    </div>
    <el-dialog
      :title=" isEdit ? '编辑' : '添加'"
      :close-on-click-modal="false"
      :close-on-press-escape="false"
      :visible.sync="showDialog"
    >
      <AddorEdit
        v-if="showDialog"
        :id="curId"
        :is-edit="isEdit"
        :origin-list="originList"
        @update-depart="hUpdateDepart"
        @close="hClose"
      />
    </el-dialog>
  </div>
</template>
<script>
import { getDepartments, delDepartment } from '@/api/departments'
import { tranListToTreeData } from '@/utils/index'
import AddorEdit from './deptDialog'
export default {
  components: {
    AddorEdit
  },
  data() {
    return {
      showDialog: false, // 是否显示弹层
      // 依赖一份树形数据
      list: [],
      curId: '',
      isEdit: false // 是否处于编辑状态
    }
  },
  created() {
    this.loadDepartments()
  },
  methods: {
    async loadDepartments() {
      try {
        const res = await getDepartments()
        const root = res.data.depts.shift()
        this.originList = res.data.depts.map(({ id, pid, name, code }) => ({ id, pid, name, code }))
        root.children = tranListToTreeData(res.data.depts)
        this.list = [root]
      } catch (err) {
        console.log(err)
      }
    },
    // 用户点击了编辑
    hEdit(id) {
      // 弹层出来
      this.showDialog = true
      // 表单中要显示详情数据
      // 把id传给子组件，在子组件中去获取详情
      this.curId = id
      // 传递一个标识给子组件，告诉我们现在是编辑状态
      this.isEdit = true
    },
    // 用户点击了新增
    hAdd(id) {
      // 1.弹层出来
      this.showDialog = true
      // 2. 表单中要显示详情数据
      // 把id传给子组件，在子组件中去获取详情
      this.curId = id
      //  传递一个标识符给子组件，告诉他们我们现在是编辑状态
      this.isEdit = false
    },
    hUpdateDepart() {
      // 关闭弹层，再次更新数据
      this.showDialog = false
      this.loadDepartments()
    },
    async doDel(id) {
      try {
        await delDepartment(id)
        // 提示
        this.$message({ type: 'success', message: '删除成功！' })
        // 更新数据
        this.loadDepartments()
      } catch (err) {
        this.$message({ type: 'error', message: '删除失败' })
      }
    },
    hDel(id) {
      this.$confirm('此操作将永久删除部门, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        // 做删除
        this.doDel(id)
      }).catch(() => {

      })
    },
    hClose() {
      this.showDialog = false
    }
  }
}
</script>
